title: [A biochemical study on age-related changes in connective tissues of the lung (author's transl)].
mesh_terms: D000328:Adult; D000368:Aged; D000375:Aging; D002809:Chondroitin Sulfates / Q000032:analysis; D003238:Connective Tissue / Q000032:analysis*; D003871:Dermatan Sulfate / Q000032:analysis; D006497:Heparan Sulfate / Q000032:analysis; D006801:Humans; D006820:Hyaluronic Acid / Q000032:analysis; D008168:Lung / Q000032:analysis*; D008875:Middle Aged
chemical_list: D002809:Chondroitin Sulfates; D003871:Dermatan Sulfate; D006497:Heparan Sulfate; D006820:Hyaluronic Acid